TRAIL - Technical Report Archive and Image Library

Microseismic instrumentation developments :a tape triggering system and energy analyzer

Phosphate rock availability--domestic :a minerals availability program appraisal

Computerized, remote monitoring systems for underground coal mines :faults in power system

Examination of effluents generated from processing domestic laterites

Mineralogy and liberation characteristics of western Mesabi Range oxidized taconite

Dewatering of talc slurry

An analysis of 6x19 classification wire hoist rope

Application of inorganic ion exchangers to metallurgy

Laboratory tests for selecting wetting agents for coal dust control

Determining vapor density and gaseous diffusion coefficients of Sb₂S₃ using a modified transpiration apparatus

Corrosion resistance of ceramic materials to hydrochloric acid

Drag bit cutting characteristics using sintered diamond inserts

Corrosion of selected metals and a high-temperature thermoplastic in hypersaline geothermal brine

Effect of potassium ethylxanthate degradation on flotation of chalcopyrite and molybdentie

A water elutriator system for recovering nonmagnetic metals from automobile shredder rejects

A digital instrumentation package for an improved torsion pendulum

Thermodynamic properties of pollucite (a cesium-aluminum-silicate)

Laboratory testing of compressed-oxygen self-rescuers for ruggedness and reliability

Dust sources and controls on the six U.S. longwall faces having the most difficulty complying with dust standards

Health and safety in-house and contract research in fiscal year 1984

Analyses of natural gases, 1982

Toward development of a hard-rock mining machine--drag cutter experiments in hard abrasive rocks

Alumina miniplant operations -evaporative crystallization of aluminum nitrate nonahydrate from aluminum nitrate solutions

Distribution and analyses of gold and silver in mechanically processed mixed electronic scrap

Vertical magnetic noise in the voice frequency band within and above coal mines

Resistance of selected refractories to mineral waste melts

Vanadium-uranium extraction from Wyoming vanadiferous silicates

Shaft furnace reduction-oxidation roasting of pelletized alunite dust

Cutting parameters affecting the ignition potential of conical bits

Neodecanoic acid as a Co³⁺ solvent extractant

Long-term effectiveness of deep mine sealing at Moraine State Park, Butler County, Pa.

Economic evaluation of a method to regenerate waste chromic acid-sulfuric acid etchants

Lime-gypsum processing of McDermitt clay for lithium recovery

Characterization of lateritic nickel ores by electron-optical and x-ray techniques

Control of longwall gob gas with cross-measure boreholes (upper Kittanning coalbed)

Reducing longwall tailgate workers' dust exposure utilizing water-powered scrubbers

Leaching aluminum from calcined kaolinitic clay with nitric acid

Stratification in water quality in inundated anthracite mines, eastern Pennsylvania

Economic evaluation of borehole and conventional mining systems in phosphate deposits

Cost estimate of the Bayer process for producing alumina, based on 1982 equipment prices

Costs and effects of environmental protection controls regulating U.S. phosphate rock mining

Passive encoder for range knobs

Evaluation of alumina extraction from coal waste :composition and availability

Economic and technical evaluation of the sulfurous acid-caustic purification process for producing alumina from kaolinitic clay

New techniques for reducing stopping leakage

Fresnel lens blind area viewers for improved mine equipment safety and productivity

Guidelines for siting product-of-combustion fire sensors in underground mines

Rates of chlorination of aluminous resources

Minerals data source directory, January 1983

Safety in the use and maintenance of large mobile surface mining equipment :proceedings: Bureau of Mines Technology Transfer Seminars, Tucson, AZ, August 16, 1983, Denver, CO, August 18, 1983, and St. Louis, MO, August 23, 1983

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